At all the levels of the spinal cord, nerve cells in the gray substance are multipolar, varying much in their morphology. Many of them are Golgi type I and Golgi type II nerve cells. The axons of Golgi type I are long and pass out of the gray matter into the ventral spinal roots or the fiber tracts of the white matter.
Full Definition of MERCILESS. : having or showing no mercy: pitiless. â merÂ·ciÂ·lessÂ·ly adverb. â merÂ·ciÂ·lessÂ·ness noun. See merciless defined for English-language learners.
1 Calciphylaxis: A rare fatal condition characterized by calcification of skin blood vessels and destruction of skin tissue. 2  The condition is often associated with end-stage kidney disease.